Ritonavir: all 354 studies that test it
Page 2 of 4. Open to participants first (5), then studies with results posted, then the rest; newest registration first within each.
- An Interaction Study to Assess Drug Levels in Healthy Adult SubjectsCompletedNCT00614991Not applicableResults posted
- Nevirapine vs. Atazanavir Boosted With Ritonavir on a Background of Truvada in Human Immunodeficiency Virus (HIV) Infected Naive Patients (NEwArT)CompletedNCT00552240Phase 4Results posted
- A Study to Evaluate the Pharmacokinetic Profile (How the Body Absorbs, Distributes, Metabolizes and Eliminates a Drug) of TMC125 Plus Tenofovir/Emtricitabine Once Daily With or Without Darunavir/r Once Daily in Antiretroviral (ARV) Naive HIV-1 Patients (Patients Have Never Received ARV Treatment).CompletedNCT00534352Phase 2Results posted
- Tipranavir/Ritonavir Low Dose Pharmacokinetics in Treatment Naive PatientsCompletedNCT00530920Phase 2Results posted
- A Study to Compare Effectiveness and Safety of Darunavir/Ritonavir (DRV/Rtv) 800mg/100mg Once Daily Versus DRV/Rtv 600mg/100mg Twice Daily in Early Treatment-Experienced HIV-1 Infected Patients (ODIN)CompletedNCT00524368Phase 3Results posted
- Comparison of TPV/r to DRV/r in Triple Class Experienced Patient With Resistance to > 1 PITerminatedNCT00517192Phase 3Results posted
- Pharmacokinetic Interactions Between Buprenorphine and Tipranavir/RitonavirCompletedNCT00486330Not applicableResults posted
- Enfuvirtide/Current Protease Inhibitor Switch to PREZISTA (Darunavir)/Ritonavir + TMC125 in HIV Patients With Enfuvirtide Side Effects.CompletedNCT00460746Phase 3Results posted
- HIV-1 Infection Study of Once a Day Versus Twice a Day Protease Inhibitor in Antiretroviral Treatment Naive AdultsCompletedNCT00450580Phase 3Results posted
- Safety of EVG+RTV Administered With Other Antiretroviral Agents for the Treatment of HIV-1 InfectionCompletedNCT00445146Phase 2Results posted
- Induction/Simplification With Atazanavir + Ritonavir + Abacavir/Lamivudine Fixed-Dose Combination In HIV-1 InfectionCompletedNCT00440947Phase 3Results posted
- A Study of Saquinavir/Ritonavir in Liver-Impaired Patients With HIV Infection.CompletedNCT00435929Phase 1Results posted
- GRACE: A Study to Compare the Effectiveness, Safety and Tolerability of PREZISTA (Darunavir)/Ritonavir by Gender and Race When Administered With Other Antiretroviral Medications in Human Immunodeficiency Virus (HIV) Positive Women and Men.CompletedNCT00381303Phase 3Results posted
- Phase IIIb Study to Evaluate the Effectiveness and Safety of Atazanavir/Ritonavir as Single Enhanced Protease Inhibitor Therapy in Human Immunodeficiency Virus (HIV)-Infected Subjects Evidencing Virologic SuppressionCompletedNCT00337467Phase 3Results posted
- ALTAIR - Alternative Antiretroviral Strategies : a Comparison of Three Initial RegimensCompletedNCT00335322Phase 4Results posted
- Pharmacokinetics of Atazanavir/Ritonavir in HIV-1 Infected Pregnant WomenCompletedNCT00326716Phase 1Results posted
- A Study To Assess GW433908 (Fosamprenavir) Containing Regimens In HIV-1 Infected SubjectsCompletedNCT00296504Phase 3Results posted
- Kaletra Sex/Gender Pharmacokinetics (PK) StudyCompletedNCT00148759Phase 4Results posted
- Efavirenz or Atazanavir/Ritonavir Given With Emtricitabine/Tenofovir Disoproxil Fumarate or Abacavir/Lamivudine in HIV Infected Treatment-Naive AdultsCompletedNCT00118898Phase 3Results posted
- GEMINI Study - A Study of Saquinavir/Ritonavir in Treatment-Naive Patients With HIV-1 InfectionCompletedNCT00105079Phase 3Results posted
- 48-Week Study Of GW433908 And Ritonavir Or GW433908 Alone, Twice Daily In Pediatric Patients With HIV InfectionCompletedNCT00089583Phase 2Results posted
- Study Of An Investigational Regimen Including FDA Approved HIV Drugs In HIV-Infected Pediatric SubjectsCompletedNCT00071760Phase 2Results posted
- A Clinical Study Of An Investigational Regimen Including Marketed HIV Drugs In HIV-1 Pediatric Subjects Ages 2-18 YearsCompletedNCT00040664Phase 2Results posted
- Atazanavir (BMS-232632) in Combination With Ritonavir or Saquinavir, and Lopinavir/Ritonavir, Each With Tenofovir and a Nucleoside in Subjects With HIVCompletedNCT00035932Phase 3Results posted
- Investigation of Drug-drug Interaction of Ritonavir and Itraconazole on the Pharmacokinetics of SHR-A1811 in Subjects With HER2-expressing Advanced Breast CancerCompletedNCT06710990Phase 1
- Drug-Drug Interaction Study of Itraconazole With GST-HG171/Ritonavir in Healthy ParticipantsCompletedNCT06087055Phase 1
- Food Effects of GST-HG171 Tablets Combined With Ritonavir in Healthy Chinese ParticipantsActive, not recruitingNCT06084507Phase 1
- Safety and Pharmacokinetics of SIM0417 Combined With Ritonavir in Healthy Elderly SubjectsStatus unknownNCT05826249Phase 1
- A Study of PBI-200 With Ritonavir or Cobicistat in Healthy VolunteersCompletedNCT05692570Phase 1
- A Study of Extending Relugolix Dosing Intervals Through Addition of Itraconazole or Ritonavir in Prostate Cancer PatientsTerminatedNCT05679388Phase 1
- Drug-Drug Interaction Study of Itraconazole, Rifampicin and Midazolam With SIM0417/Ritonavir in Healthy ParticipantsCompletedNCT05665647Phase 1
- Study of GST-HG171/Ritonavir Compared With Placebo in Patients With Mild to Moderate COVID-19CompletedNCT05656443Phase 2/3
- A Study to Learn About the Study Medicine (Nirmatrelvir Plus Ritonavir) in Pregnant Women With COVID-19TerminatedNCT05386472Phase 1
- Once Daily Dosing of Lonafarnib Co-administered With Ritonavir for Treatment of Chronic Hepatitis D Virus InfectionCompletedNCT05229991Phase 3
- GLS4/RTV and TAF Drug-drug InteractionCompletedNCT04551261Phase 1
- Australasian COVID-19 Trial (ASCOT) ADAptive Platform TrialActive, not recruitingNCT04483960Phase 3
- A Study of Combination Therapies to Treat COVID-19 InfectionWithdrawnNCT04459702Phase 2
- The Nitazoxanide Plus Atazanavir for COVID-19 StudyTerminatedNCT04459286Phase 2
- Hydroxychloroquine and Lopinavir/ Ritonavir to Improve the Health of People With COVID-19: "The Hope Coalition - 1"Status unknownNCT04403100Phase 3
- Efficacy and Safety of Ganovo (Danoprevir) Combined With Ritonavir in the Treatment of SARS-CoV-2 InfectionCompletedNCT04345276Phase 4
- Evaluating and Comparing the Safety and Efficiency of ASC09/Ritonavir and Lopinavir/Ritonavir for Novel Coronavirus InfectionTerminatedNCT04261907Not applicable
- A Randomized,Open,Controlled Clinical Study to Evaluate the Efficacy of ASC09F and Ritonavir for 2019-nCoV PneumoniaStatus unknownNCT04261270Phase 3
- Efficacy and Safety of All-Oral Combination of Narlaprevir/Ritonavir and Sofosbuvir in Treatment-naïve Patients With Chronic Hepatitis C Genotype 1CompletedNCT04246723Phase 2
- A Study of Darunavir in Combination With Cobicistat or Ritonavir, and Dabigatran Etexilate in Healthy ParticipantsCompletedNCT04208061Phase 1
- Evaluate the Safety, Tolerability, and Antiviral Activity of GLS4 With Ritonavir in Patients With Chronic HBV InfectionCompletedNCT04147208Phase 2
- A Study to Investigate the Effects of Cytochrome P450 1A2 Induction by Ritonavir on BMS-986165 Drug Levels and Effects in Healthy ParticipantsCompletedNCT04055506Phase 1
- Efficacy and Safety of Narlaprevir Used in Combination With Ritonavir in Treatment-Naïve and Failed Prior Treatment With Pegylated Interferon/Ribavirin Patients With Chronic Hepatitis C Genotype 1 (PIONEER - Study)CompletedNCT03833362Phase 3
- A Pharmacokinetic Study of Narlaprevir as a Single Dose or With Ritonavir Combination in Patients With Hepatic Impairment and Healthy Matched VolunteersCompletedNCT03832426Phase 1
- Study of the Efficacy and Safety of Lonafarnib / Ritonavir With and Without Pegylated Interferon -Alfa-2aCompletedNCT03719313Phase 3
- A Study to Investigate HCV Response Rates in Real World Patients: HEARTLAND StudyCompletedNCT03710252Phase 4
- Pharmacokinetics of Maraviroc and Boosted Atazanavir Dual Regimen in Stable HIV-infected PatientsWithdrawnNCT03708861Phase 3
- Body Composition Sub-study of the D2EFT TrialCompletedNCT03675815Phase 4
- A Drug-drug Interaction (DDI) Study of Morphothiadine Mesilate/Ritonavir in Healthy SubjectsCompletedNCT03662568Phase 1
- The Safety, Antiviral Activity, and Pharmacokinetics of Morphothiadine Mesilate CapsulesCompletedNCT03638076Phase 2
- A Study to Assess the Effect of Ritonavir on the Single-Dose Pharmacokinetics of JNJ-61393215 in Healthy ParticipantsCompletedNCT03593954Phase 1
- Darunavir and Rilpivirine Interactions With Levonorgestrel ImplantStatus unknownNCT03589027Phase 2
- Ombitasvir/ Paritaprevir / Ritonavir Plus Ribavirin in Management HCV and End-stage Kidney DiseaseCompletedNCT03499639Phase 4
- Efficacy and Safety of All-Oral Combination of Narlaprevir/Ritonavir and Daclatasvir in Treatment-Naїve Patients With Chronic Hepatitis C Genotype 1bCompletedNCT03485846Phase 2
- Bioequivalence Study (Preliminary Study) of Ritonavir Versus NORVIR in Healthy Chinese SubjectsCompletedNCT03214159Phase 1
- Efficacy and Safety of Qurevo Plus Ribavirin Based Therapy for Hepatitis C With or Without Cirrhosis in Haemodialysis PatientsStatus unknownNCT03067883Phase 2
- Pharmacokinetics and Safety of Ravidasvir and Danoprevir/r in Healthy Volunteers ChinaCompletedNCT03020134Phase 1
- A Study of Lonafarnib With or Without Ritonavir in Patients With HDVWithdrawnNCT02968641Phase 2
- Metformin Hydrochloride and Ritonavir in Treating Patients With Relapsed or Refractory Multiple Myeloma or Chronic Lymphocytic LeukemiaCompletedNCT02948283Phase 1
- Prevention of Perinatal Transmission of HIV-1 Without Nucleoside Reverse Transcriptase InhibitorsCompletedNCT02738502Phase 2
- Treatment of Recently Acquired Hepatitis C With the 3D Regimen or G/PCompletedNCT02634008Phase 3
- PK of Efavirenz & Lopinavir Nano-formulations in Healthy VolunteersSuspendedNCT02631473Phase 1
- A Drug-drug Interaction Study Between Daclatasvir and Atazanavir/Ritonavir or Atazanavir/CobicistatCompletedNCT02565888Phase 1
- DAAs Treatment for Chronic HCV/HBV Co-infection Patients(DASCO)CompletedNCT02555943Phase 2/3
- Pharmacokinetics and Safety of the Co-administration of ABT-450/Ritonavir/ABT-267 (ABT-450/r/ABT-267) and ABT-333 in Healthy Chinese SubjectsCompletedNCT02534870Phase 1
- Effect of Cobicistat Versus Ritonavir Boosting on the Brain Permeation of Darunavir in HIV-infected IndividualsTerminatedNCT02503462Phase 4
- Understanding HCV Reinfection Rates in an Incarcerated Population After Cure With Interferon Free HCV TreatmentActive, not recruitingNCT02460133Phase 4
- Latency and Early Neonatal Provision of Antiretroviral Drugs Clinical TrialCompletedNCT02431975Phase 4
- A Study to Investigate the Safety, Tolerability and Pharmacokinetics of RO6889678 and the Combination of RO6889678 With Ritonavir in Healthy ParticipantsTerminatedNCT02321384Phase 1
- A Repeat Dose Pharmacokinetic (PK) and Safety Study of GSK2838232 With and Without Ritonavir (RTV) Conducted in Healthy SubjectsTerminatedNCT02289495Phase 1
- A Single Dose Pharmacokinetic (PK) and Safety Study of GSK2838232 With and Without Ritonavir (RTV) Conducted in Healthy SubjectsTerminatedNCT02289482Phase 1
- Pharmacokinetics (PK) of Tipranavir/Ritonavir, Ribavirin, Pegylated Interferon (Peg INF) in Hepatitis C (HCV) Subjects With Mild Hepatic Impairment and in HCV, Hepatitis B (HBV), Hepatitis D Infected Subjects or Alcoholic Cirrhosis With Moderate Hepatic ImpairmentCompletedNCT02259855Phase 1
- Study of Pharmacokinetic Interaction Between Kaletra® (LPV/r) and BILR 355 BS Plus Ritonavir in Healthy SubjectsCompletedNCT02256826Phase 1
- Study of Pharmacokinetic Interaction Between Combivir® (ZDV+3TC) and BILR 355 BS Plus Ritonavir in Healthy SubjectsCompletedNCT02256774Phase 1
- Pharmacokinetics of Single Doses of BILR 355 BS Given With Ritonavir in Healthy Male VolunteersCompletedNCT02253953Phase 1
- Dose Escalation Study of Pharmacokinetics, Safety and Tolerability After Single Dose Administration of BILR 355 (SDS) Plus Low-dose Ritonavir in Healthy VolunteersCompletedNCT02253927Phase 1
- Dose Escalation Study of the Safety, Tolerability and Pharmacokinetics of BILR 355 BS Plus Low Dose Ritonavir in HIV-uninfected Male VolunteersCompletedNCT02253914Phase 1
- Pharmacokinetic Interaction Between TRUVADA™ and BILR 355 BS Plus Ritonavir in Healthy VolunteersCompletedNCT02253901Phase 1
- Study to Determine the Effects of Multiple-dose Omeprazole on the Single-dose Pharmacokinetics of Tipranavir (TPV) Coadministered With Ritonavir (RTV) in Healthy Adult VolunteersCompletedNCT02253875Phase 1
- Pharmacokinetic of Tadalafil Co-administered With Tipranavir/Ritonavir to Healthy Male VolunteersCompletedNCT02253862Phase 1
- Pharmacokinetic Study in Healthy Adult Volunteers to Assess the Interactions Between Steady-State Tipranavir and Atazanavir in the Presence of RitonavirCompletedNCT02253836Phase 1
- Pharmacokinetics of Tipranavir/Ritonavir and Its Metabolites in Healthy Male SubjectsCompletedNCT02253797Phase 1
- Bioavailability of Tipranavir/Ritonavir Paediatric Solution Compared to Tipranavir/Ritonavir Capsules in Healthy Female and Male SubjectsCompletedNCT02251158Phase 1
- The Pharmacodynamic/Pharmacokinetic Interaction of Tipranavir and Ritonavir With Loperamide in Healthy VolunteersCompletedNCT02251119Phase 1
- Study of Tipranavir and Ritonavir on the Pharmacokinetic Characteristics of Methadone Administered in Healthy VolunteersCompletedNCT02245451Phase 1
- Pharmacokinetics of Atorvastatin With Tipranavir/Ritonavir and the Effect of Antacid on the Pharmacokinetics of Single-Dose Tipranavir/Ritonavir in Healthy VolunteersCompletedNCT02245269Phase 1
- Bioequivalence of Two Different Oral Solutions Tipranavir Administered in Combination With Ritonavir to Healthy VolunteersCompletedNCT02244190Phase 1
- Effect of Steady State TPV/r on Intracellular Concentrations of Zidovudine and Carbovir for Patients With HIVTerminatedNCT02229760Phase 1/2
- Effects of Steady-state Efavirenz 600 mg QD (Sustiva®) on Tipranavir Concentration at Steady-state in Healthy Adult VolunteersCompletedNCT02226991Phase 1
- Pharmacokinetic Interaction Study of Steady-state Tipranavir/Ritonavir (TPV/r) With Single-dose Valaciclovir (VAL) in Healthy VolunteersCompletedNCT02226978Phase 1
- Effects of Single-dose and Steady-state TPV/RTV on the Steady-state Pharmacokinetics of Fluconazole in Healthy Adult VolunteersCompletedNCT02195466Phase 1
- A Study to Assess the Long-term Safety and Tolerability of TMC114/Rtv in HIV-1 Infected Participants After Rolling-over From Other TMC114 TrialsCompletedNCT02187107Phase 2
- Bioavailability of BI 1356 After Co-administration With Ritonavir Compared to the Bioavailability of BI 1356 Alone in Healthy Male VolunteersCompletedNCT02183441Phase 1
- Relative Bioavailability of a Single-dose Administration of BIBW 2992 and Multiple-dose Administration of Ritonavir in Healthy VolunteersCompletedNCT02171754Phase 1
- Drug-drug Interaction (DDI) RifabutinCompletedNCT02138084Phase 1
- A Study to Investigate the Safety, Tolerability, and Pharmacokinetics of TMC647055 in Combination With Ritonavir (Part 1) and the Co-administration of TMC435, TMC647055 and Ritonavir (Part 2) in Healthy Japanese ParticipantsCompletedNCT02064842Phase 1